<!doctype html>
<html>
<head>
    <meta charset="utf-8"/>
    <title>Map</title>
    <style>
        html {
            height: 100%
        }

        body {
            height: 100%;
            margin: 0;
            padding: 0;
            background-color: #FFF
        }
    </style>
</head>
<body>
<div id="mapContent" style="width:100%; height:100%"></div>

<!--<script charset="utf-8" src="//api.map.baidu.com/api?ak=&v=1.3&services=true&s=1"></script>-->
<script>
    window.onload = function () {
        var req = new XMLHttpRequest();
        req.open('GET', "/addons/umeditor/index/get_map_config", false);
        req.onreadystatechange = function () {
            if (req.readyState == 4) {
                try {
                    var params = JSON.parse(req.responseText);
                    loadScript(params.baidumapkey || '');
                } catch (e) {

                }
            }
        };
        req.send(null);
    };

    function loadScript(key) {
        var script = document.createElement("script");
        script.src = "https://api.map.baidu.com/api?v=3.0&ak=" + (getParam("key") || key) + "&callback=initialize";
        document.body.appendChild(script);
    }

    // window.onload = loadScript;

    var centerParam = getParam('center') || '116.404413,39.903536';
    var zoomParam = getParam('zoom') || 11;
    var widthParam = getParam('width') || 558;
    var heightParam = getParam('height') || 360;
    var markersParam = getParam('markers') || '';

    //创建和初始化地图函数：
    function initialize() {
        var mapContent = document.getElementById('mapContent');
        mapContent.style.width = widthParam + 'px';
        mapContent.style.height = heightParam + 'px';

        createMap();//创建地图
        setMapEvent();//设置地图事件
        addMapControl();//向地图添加控件

        // 创建标注
        if (markersParam) {
            var markersArr = markersParam.replace(/[\s]+/g, '').split(',');
            var point = new BMap.Point(markersArr[0], markersArr[1]);
            var marker = new BMap.Marker(point);
            map.addOverlay(marker); // 将标注添加到地图中
        }

        var iframe = getSelfIframe();
        var UM = parent.UM;
        var editor = getEditor();
        if (iframe && UM && editor) { //在编辑状态下
            setMapListener();//地图改变修改外层的iframe标签src属性
        } else {
            // document.focus();
        }

    }

    //创建地图函数：
    function createMap() {
        var map = new BMap.Map("mapContent");//在百度地图容器中创建一个地图
        var centerArr = centerParam.replace(/[\s]+/g, '').split(',');
        var point = new BMap.Point(centerArr[0], centerArr[1]);//定义一个中心点坐标
        map.centerAndZoom(point, zoomParam);//设定地图的中心点和坐标并将地图显示在地图容器中
        window.map = map;//将map变量存储在全局
    }

    //地图事件设置函数：
    function setMapEvent() {
        map.enableDragging();//启用地图拖拽事件，默认启用(可不写)
        map.enableScrollWheelZoom();//启用地图滚轮放大缩小
        map.enableDoubleClickZoom();//启用鼠标双击放大，默认启用(可不写)
        map.enableKeyboard();//启用键盘上下左右键移动地图
    }

    //地图控件添加函数：
    function addMapControl() {
        //向地图中添加缩放控件
        var ctrl_nav = new BMap.NavigationControl({anchor: BMAP_ANCHOR_TOP_LEFT, type: BMAP_NAVIGATION_CONTROL_LARGE});
        map.addControl(ctrl_nav);
        //向地图中添加缩略图控件
        var ctrl_ove = new BMap.OverviewMapControl({anchor: BMAP_ANCHOR_BOTTOM_RIGHT, isOpen: 1});
        map.addControl(ctrl_ove);
        //向地图中添加比例尺控件
        var ctrl_sca = new BMap.ScaleControl({anchor: BMAP_ANCHOR_BOTTOM_LEFT});
        map.addControl(ctrl_sca);
    }

    //获取URL参数
    function getParam(name) {
        return location.href.match(new RegExp('[?&]' + name + '=([^?&]+)', 'i')) ? decodeURIComponent(RegExp.$1) : '';
    }

    //执行搜索
    function search(address) {
        if (!map) return;
        var local = new BMap.LocalSearch(map, {
            renderOptions: {
                map: map,
                autoViewport: true,
                selectFirstResult: false
            }
        });
        local.search(address);
    }

    function setMapListener() {
        var timer;

        map.addEventListener('moveend', mapListenerHandler);
        map.addEventListener('zoomend', mapListenerHandler);
        marker.addEventListener('dragend', mapListenerHandler);

        function mapListenerHandler() {
            var zoom = map.getZoom(),
                center = map.getCenter(),
                marker = window.marker.point;

            iframe.src = iframe.src.replace(new RegExp('([?#&])center=([^?#&]+)', 'i'), '$1center=' + center.lng + ',' + center.lat).replace(new RegExp('([?#&])markers=([^?#&]+)', 'i'), '$1markers=' + marker.lng + ',' + marker.lat).replace(new RegExp('([?#&])zoom=([^?#&]+)', 'i'), '$1zoom=' + zoom);
            editor.fireEvent('saveScene');
            saveScene(editor);
        }

        function saveScene() {
            if (!timer) {
                timer = setTimeout(function () {
                    editor.fireEvent('savescene');
                    editor.fireEvent('contentchange');
                    timer = null;
                }, 1000);
            }
        }
    }

    function getSelfIframe() {
        var iframes = parent.document.getElementsByTagName('iframe');
        for (var key in iframes) {
            if (iframes[key].contentWindow == window) {
                return iframes[key];
            }
        }
        return null;
    }

    function getEditor() {
        try {
            var parentNode = iframe.parentNode;
            while (parentNode && parentNode.tagName && parentNode.tagName.toLowerCase() != 'body') {
                if (parentNode.className && parentNode.className.indexOf('edui-body-container') != -1) {
                    return UM.getEditor(parentNode.nextSibling.id ? parentNode.nextSibling.id : parentNode.id);
                }
                parentNode = parentNode.parentNode;
            }
        } catch (e) {

        }
        return null;
    }
</script>
</body>
</html>
